Fix _whatToTrace default OIDC value

_oidc_OP is the OIDC provider that authenticated us, oidcConnectedRP is
(if relevant) the RP we are coming from

_example/conf/lmConf-1.json

@@ -142,7 +142,7 @@
    "loginHistoryEnabled" : 1,
    "macros" : {
       "UA" : "$ENV{HTTP_USER_AGENT}",
-      "_whatToTrace" : "$_auth eq 'SAML' ? lc($_user.'@'.$_idpConfKey) : $_auth eq 'OpenIDConnect' ? lc($_user.'@'.$_oidcConnectedRP) : lc($_user)"
+      "_whatToTrace" : "$_auth eq 'SAML' ? lc($_user.'@'.$_idpConfKey) : $_auth eq 'OpenIDConnect' ? lc($_user.'@'.$_oidc_OP) : lc($_user)"
    },
    "mailUrl" : "http://auth.__DNSDOMAIN__/resetpwd",
    "notification" : 1,

e2e-tests/lmConf-1.json

@@ -167,7 +167,7 @@
   "loginHistoryEnabled": 1,
   "macros": {
       "UA" : "$ENV{HTTP_USER_AGENT}",
-    "_whatToTrace": "$_auth eq 'SAML' ? \"$_user\\@$_idpConfKey\" : $_auth eq 'OpenIDConnect' ? \"$_user\\@$_oidcConnectedRP\" : \"$_user\""
+    "_whatToTrace": "$_auth eq 'SAML' ? \"$_user\\@$_idpConfKey\" : $_auth eq 'OpenIDConnect' ? \"$_user\\@$_oidc_OP\" : \"$_user\""
   },
   "mailUrl": "http://auth.example.com:__port__/resetpwd",
   "notification": 1,

lemonldap-ng-manager/lib/Lemonldap/NG/Manager/Conf/Zero.pm

@@ -108,7 +108,7 @@ sub zeroConf {
         },
         'macros' => {
             '_whatToTrace' =>
-'$_auth eq \'SAML\' ? lc($_user.\'@\'.$_idpConfKey) : $_auth eq \'OpenIDConnect\' ? lc($_user.\'@\'.$_oidcConnectedRP) : lc($_user)',
+'$_auth eq \'SAML\' ? lc($_user.\'@\'.$_idpConfKey) : $_auth eq \'OpenIDConnect\' ? lc($_user.\'@\'.$_oidc_OP) : lc($_user)',
             'UA' => '$ENV{HTTP_USER_AGENT}'
         },
         'notificationStorageOptions' => {